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(parent: b631182) | patch
Doc: mention that extended stats aren't used for joins
authorDavid Rowley <drowley@postgresql.org>
Thu, 22 Jun 2023 00:50:13 +0000 (12:50 +1200)
committerDavid Rowley <drowley@postgresql.org>
Thu, 22 Jun 2023 00:50:13 +0000 (12:50 +1200)
commitc909bd87ce09b00c15707c9420a01bfc8facad3f
tree222773166977b428aed0dcf32cc36f846dede9c0tree | snapshot
parentb6311824f011d3ba03a6c5c1c0bbd7f31e27dbc6commit | diff
Doc: mention that extended stats aren't used for joins

Statistics defined by the CREATE STATISTICS command are only used to
assist with the selectivity estimations of base relations, never for
joins.  Here we mention this fact in the notes section of the CREATE
STATISTICS command.

Discussion: https://postgr.es/m/CAApHDvrMuVgDOrmg_EtFDZ=AOovq6EsJNnHH1ddyZ8EqL4yzMw@mail.gmail.com
Backpatch-through: 11
doc/src/sgml/ref/create_statistics.sgml diff | blob | blame | history
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